is_string_convertible.hpp

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#ifndef STAN_MATH_PRIM_META_IS_STRING_CONVERTIBLE_HPP
#define STAN_MATH_PRIM_META_IS_STRING_CONVERTIBLE_HPP
 
#include <stan/math/prim/meta/require_helpers.hpp>
#include <type_traits>
#include <string>
 
namespace stan {
 
template <typename T>
using is_string_convertible = std::is_convertible<T, std::string>;
 
template <typename T>
using require_string_convertible_t
    = require_t<is_string_convertible<std::decay_t<T>>>;
 
template <typename T>
using require_not_string_convertible_t
    = require_not_t<is_string_convertible<std::decay_t<T>>>;
 
template <typename... Types>
using require_all_string_convertible_t
    = require_all_t<is_string_convertible<std::decay_t<Types>>...>;
 
template <typename... Types>
using require_any_string_convertible_t
    = require_any_t<is_string_convertible<std::decay_t<Types>>...>;
 
template <typename... Types>
using require_all_not_string_convertible_t
    = require_all_not_t<is_string_convertible<std::decay_t<Types>>...>;
 
template <typename... Types>
using require_any_not_string_convertible_t
    = require_any_not_t<is_string_convertible<std::decay_t<Types>>...>;
}  // namespace stan
 
#endif